USGS Water-Year Summary 2020
06709000 PLUM CREEK NEAR SEDALIA, CO
LOCATION - Lat 39°26'18", long 104°58'57" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.15, T.7 S., R.68 W., Douglas County, CO, Hydrologic Unit 10190002, on right bank, on south side of County Road No. 20 bridge over Plum Creek, 1.0 mi west of Sedalia, and 1.4 mi downstream from the confluence of East and West Plum Creeks.
DRAINAGE AREA - 275 mi².
- WDR-US-2011: Drainage area.
PERIOD OF RECORD - June 1942 to September 1947, August 1990 to current year.
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Elevation of gage is 5,720 ft above NGVD of 1929, from topographic map. June 18, 1942 to May 3, 1944, nonrecording gage at site 100 ft upstream (at old highway bridge), at different datum. May 4, 1944 to Sept. 30, 1947, water-stage recorder at site 250 ft upstream, at different datum. Aug. 2, 1990 to May 23, 2004, at site 100 ft upstream (at old bridge location), at different datum.
COOPERATION - U.S. Army Corps of Engineers.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum discharge probably occurred June 16, 1965. Discharge computed at Plum Creek near Louviers was 154,000 ft³/s.
EXTREMES FOR PERIOD OF RECORD - Maximum disharge, 7,700 ft³/s, Aug. 8, 1945, gage height 6.52 ft, site and datum then in use, from rating curve extended above 350 ft³/s on basis of slope-area determination of peak flow.